Teacher2Teacher 
Q&A #1530 
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From: Anonymous To: Teacher2Teacher Public Discussion Date: 2003030123:23:15 Subject: x squared minus one divided by one minus x How do I do this? so far I've got (x+1)(x1)/(x1) cancel out the x1 leaving me with x+2/1 the answer is (x+1) but why why why???
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